20164874568

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^2\times {\mathrm{121963}}^1$

素因数の和:122138

約数の個数: 48

約数和(自身を含む): 51027298320

約数和(自身を除く): 30862423752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 6889, 13778, 20667, 27556, 41334, 55112, 82668, 121963, 165336, 243926, 365889, 487852, 731778, 975704, 1463556, 2927112, 10122929, 20245858, 30368787, 40491716, 60737574, 80983432, 121475148, 242950296, 840203107, 1680406214, 2520609321, 3360812428, 5041218642, 6721624856, 10082437284, 20164874568]

約数ペア:

[(1, 20164874568), (2, 10082437284), (3, 6721624856), (4, 5041218642), (6, 3360812428), (8, 2520609321), (12, 1680406214), (24, 840203107), (83, 242950296), (166, 121475148), (249, 80983432), (332, 60737574), (498, 40491716), (664, 30368787), (996, 20245858), (1992, 10122929), (6889, 2927112), (13778, 1463556), (20667, 975704), (27556, 731778), (41334, 487852), (55112, 365889), (82668, 243926), (121963, 165336)]